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Sharpley, Christopher F. – International Journal of Behavioral Development, 1992
Examined the effects of stress related to a competitive arithmetic test on a group of 301 children and young adults in 7 age cohorts ranging from 7 to 20 years by measuring changes in heart rate. Discovered some age and sex differences, and found that the oldest group had the greatest increase in heart rate. (MDM)
Descriptors: Adolescents, Arithmetic, Children, Elementary Education